attributeType
The type of attribute or attributes to remove. Valid values are:
endpoint-custom-attributes - Custom attributes that describe endpoints, such as the date when an associated user opted in or out of receiving communications from you through a specific type of channel.
endpoint-metric-attributes - Custom metrics that your app reports to Amazon Pinpoint for endpoints, such as the number of app sessions or the number of items left in a cart.
endpoint-user-attributes - Custom attributes that describe users, such as first name, last name, and age.